package com.orphan.audit.service;

import com.orphan.audit.po.PreDiscount;
import com.baomidou.mybatisplus.extension.service.IService;

/**
 * <p>
 *  服务类
 * </p>
 *
 * @author wdn
 * @since 2021-07-16
 */
public interface IPreDiscountService extends IService<PreDiscount> {

    float getRate(float tMoney);

}
